How to Replace the Battery in a 2019 Cadillac XTS Key Fob

Remote key fob allow access to your car. When the key battery is dead you not to be able open trunk or doors from distance. In this article, we walks you through how to disassembly your car key fob and change your Cadillac key battery.
What size battery does 2019 Cadillac XTS remote key fob required
Changing battery in remote key fob require flat head screwdriver and 1xCR2032 battery. Prepare these materials and tools before opening and make sure to match the size of your keyless entry fob's batteries.- flat head screwdriver
- 1xCR2032 battery
Simple steps to replace the battery in your XTS's keyless entry remote
Inside of your key fob installed tiny button battery. Remove any internal key first, and then try to pry apart the key fob.
Carefully try to pry apart your fob with pry tools. Change one CR2032 battery with flat head screwdriver.
Change old battery with new one CR2032. Battery must be installed with the same polarity as was an old. Your key fob will not work if you by mistake put battery wrong way.
Before assembling fob’s case, verify that all working properly by testing buttons on circuit board.
The last thing to do is put your cover back on fob. Delicately try to assemble the pieces together by hands from top to bottom. If your key fob case firmly closed, we done. If not, repeat the last step.
Video of remote key fob disassembly
DIY Cadillac - How to change SmartKey Key fob Battery on Cadillac ATC / CTS / XTS
Still not working? Buy new one